Climbers who discovered the body of Mallory on Mount Everest have sent a tissue sample for testing to prove conclusively the remains were those of the British explorer lost in 1924, an expedition official said on Tuesday.
ENGINE RUN-ON, DIESELING -- RO-101. DIESELING, that nasty tendency of an engine to continue to run on, coughing and sputtering, after the ignition is turned off and there is no more spark. Run-on by dieseling is caused by fuel in engine igniting without spark. Possible explanations: a.) Running winter fuel in warm weather.
Rocket engine exhaust is formed entirely from propellant carried within the rocket before use. Rocket engines work by action and reaction and push rockets forward simply by expelling their exhaust in the opposite direction at high speed, and can therefore work in the vacuum of space.